Fix sending friend online notifications.
Bunch of other fixes that go along with the last commit.
Merge branch 'master' of git://github.com/aurora-sim/Aurora-Sim

Conflicts:
	Aurora/Services/GenericServices/MessagingService/MessagingModules/EstateProcessing/EstateProcessing.cs
	Aurora/Services/GenericServices/MessagingService/MessagingModules/FriendsProcessing/FriendsProcessing.cs
	Aurora/Services/GenericServices/MessagingService/MessagingModules/GridWideMessage/GridWideMessageModule.cs
	Aurora/Services/GenericServices/MessagingService/MessagingModules/GroupProcessing/GroupProcessing.cs
	Aurora/Services/SQLServices/GridService/GridService.cs
	OpenSim/Services/MessagingService/MessagingModules/UrlNegotiationProcessing/UrlNegotiationProcessing.cs